Ejemplo n.º 1
0
 public byte[] GetBytes()
 {
     using (MemoryStream stream = new MemoryStream())
     {
         using (BinaryWriter writer = new BinaryWriter(stream))
         {
             writer.Write(Version);
             writer.Write(Timestamp);
             if (PreviousBlock != null)
             {
                 writer.Write(PreviousBlock.ToByteArray());
             }
             else
             {
                 writer.Write(new byte[] { 0, 0, 0, 0, 0, 0, 0, 0 });
             }
             writer.Write(NumberOfTransactions);
             writer.Write(TotalAmount);
             writer.Write(TotalFee);
             writer.Write(PayloadLength);
             writer.Write(PayloadHash.FromHex());
             writer.Write(GeneratorPublicKey.FromHex());
             if (!string.IsNullOrWhiteSpace(BlockSignature))
             {
                 writer.Write(BlockSignature.FromHex());
             }
         }
         return(stream.ToArray());
     }
 }
Ejemplo n.º 2
0
 public override void WriteToBitcoinBuffer(byte[] buffer, int offset)
 {
     Version.WriteBytes(buffer, offset);
     PreviousBlock.WriteToBitcoinBuffer(buffer, PreviousBlock_Offset(ref offset));
     MerkleRoot.WriteToBitcoinBuffer(buffer, MerkleRoot_Offset(ref offset));
     Timestamp.WriteBytes(buffer, Timestamp_Offset(ref offset));
     Bits.WriteBytes(buffer, Bits_Offset(ref offset));
     Nonce.WriteBytes(buffer, Nonce_Offset(ref offset));
     Transactions.WriteToBitcoinBuffer(buffer, Transactions_Offset(ref offset));
 }
Ejemplo n.º 3
0
        public void verifyIfChainIsValid()
        {
            if (PreviousBlock == null)
            {
                throw new InvalidOperationException("Genesis block is not set.");
            }

            bool isValid = PreviousBlock.isValidChain(null, true);

            if (isValid)
            {
                Console.WriteLine("Blockchain is NOT tampered.\n\n\n");
            }
            else
            {
                Console.WriteLine("Blockchain is tampered.\n\n\n");
            }
        }
Ejemplo n.º 4
0
 public override int GetHashCode()
 {
     return(DataGraphIri.GetHashCode() + DataHash.GetHashCode() + Hash.GetHashCode() + Index.GetHashCode() + PreviousBlock.GetHashCode() + PreviousHash.GetHashCode() + Timestamp.GetHashCode());
 }
Ejemplo n.º 5
0
 /// <summary>
 /// Remove the front block (or this block if the list contains only one element)
 /// </summary>
 /// <returns>Removed block</returns>
 public Block RemoveFront(bool fullIsolation = false) => PreviousBlock.Isolate(fullIsolation);
Ejemplo n.º 6
0
 public void WriteDescendants(StringBuilder builder)
 {
     builder.AppendLine(JsonConvert.SerializeObject(this, Formatting.Indented));
     PreviousBlock?.WriteDescendants(builder);
 }